1- Culbertson , W. & Zillmer , E. (2012): Tower of London Drexel university: 2nd Edition (TOLDX) , Technical manual , USA , Multi_Health Systems (MHS).
2- Dixon, D.N., and J.A. Glover. (1984) counseling: A problem Solving Approach. Wiley and Sons.
3- Edwards, S. (2005). Exploring The Relationship Between Physical Activity, Psychological Wellbeing and Physical Self-perception in Different Exercise Groups, South Africa Journal for Research in Sport, Physical Education and Recreation, 27(1), 75-90.
4- Elias, H (2006) Academic adjustment and psychological well-being among students in an international school in Kualalumpur, Malaysia. Journal of personality and social psychology Vol, 25 No, 4 p 1012- 1022.
5- Eric, Emerson & Chris, Hatton (2008): Self- reported well-being of Women and Men with intellectual disabilities in England. American Journal on mental retardation. Vol, 113 No.,2 p 143 – 155.
6- Kapikiran, N. (2011). Focus on Positive and Negative Information As The Mediator of The Relationship Between Empathy, Tendency Guilty, and Psychological Well-being in University Student, Educational Sciences: Theory & Practice, 11(3), 1141-1147.
7- Ryff, C., Magee, W., Kling, K.,& Wing, E. (1999). Forging Macro-Micro Linkages in The Study of Psychological Well-being. In C.Ryff & V. Marshall (Eds) The Self and Society in Aging Processes , (PP247-278), New York: Springer Publishing Company.
8- Springer , K ;Pudrovska, T; and Huser, R (2011). Does Psychological well-being change with age ? Longitudinal tests of age variations and further exploration of the multidimensionality of ryff model of psychological well-being. Social Science Research, 40, 392-398
10- Meeberg, G. (1993). Quality of Life: a Concept Analysis. Journal of Advanced Nursing. 18 , (1), 32-38.
11- Michael A. (2009). The Role of Optimism and Working Alliance and its Utility in Predicting Therapeutic Outcomes in Counseling Relationship. Doctoral Dissertation. Old Dominion University. USA.
12- Rogerson, R. (1999). Quality of Life and City Competitiveness. Urban Studies. 36, 969-986.
13- Solso, R. (2004). Cognitive psychology. Indian branch: person education.
14- Sternberg, Robert. J. (2003). Cognitive Psychology. Wadsworth adivision of Thomson Learning, Ine.
15- Tree, H. (2009). Multiple Sclerosis Severity, Pain Intensity, and Psychosocial Factors: Associations with Perceived Social Support, Hope, Optimism, Depression, and Fatigue. Dissertation of Doctoral, University of Central Missouri, USA.